168657245008 has 60 divisors (see below), whose sum is σ = 396651353760. Its totient is φ = 69138987456.

The previous prime is 168657244979. The next prime is 168657245011. The reversal of 168657245008 is 800542756861.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4658578 + ... + 4694641.

It is an arithmetic number, because the mean of its divisors is an integer number (6610855896).

Almost surely, 2^168657245008 is an apocalyptic number.

It is an amenable number.

168657245008 is an abundant number, since it is smaller than the sum of its proper divisors (227994108752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

168657245008 is a wasteful number, since it uses less digits than its factorization.

168657245008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9353264 (or 9353251 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 168657245008 in words is "one hundred sixty-eight billion, six hundred fifty-seven million, two hundred forty-five thousand, eight".